Panasonic has announced upgrades to the Toughbook CF-C1mk2 rugged convertible tablet PC. The new version is boasts an increased Intel Core i5-2520M vPro processor (2.50GHz with Turbo Boost up to 3.2GHz), 2GB of DDR3 RAM (expandable to 8GB), a 320GB base hard drive, and up to 12 hours of battery life.